aFe Mach Force XP Exhaust System (REAR)

Ram 2500 / 3500 14-24 6.4L 392

Part #: 49-42056-P

Overview

The aFe Mach Force XP Exhaust System (REAR) is a premium cat-back exhaust solution designed specifically for the 2014–2017 Ram 2500 Power Wagon equipped with the 6.4L 392 HEMI engine. This system is engineered to enhance your truck’s performance, sound, and appearance without compromising durability or fitment. Ideal for enthusiasts seeking a direct bolt-on upgrade, it delivers improved exhaust flow, increased horsepower and torque, and a commanding exhaust note that complements the aggressive nature of the Power Wagon.

Built to withstand the rigors of daily driving and off-road adventures, this exhaust system balances power gains with a refined, deep tone that eliminates unwanted high-pitched frequencies. Whether you want a stealthy look or a polished finish, the Mach Force XP system offers versatile styling options to suit your taste.

Key Features

Engineered for performance and durability, the aFe Mach Force XP Exhaust System includes:

• 4-inch mandrel-bent 409 stainless steel tubing for optimal exhaust flow and long-lasting corrosion resistance
• High-flow stainless steel single-in, single-out muffler that enhances power and delivers a deep, aggressive exhaust tone
• OE-style bayonet hangers and bayonet-style tips that secure hanger bushings for a stable, factory-quality fit
• Heavy-duty band clamps and high-quality flanges providing a leak-free 360° seal
• Direct bolt-on installation using all factory mounting points—no cutting, welding, or modifications required
• Single side-exit 6-inch diameter stainless steel tip available in two finishes: black stainless steel with laser-cut badge or polished stainless steel with laser-cut badge
• Compatible with both 2WD and 4WD configurations
• Designed specifically for Crew Cab / Short Bed (149" wheelbase) Ram 2500 Power Wagon

Construction & Design

The Mach Force XP Exhaust System is crafted from durable 409 stainless steel tubing, mandrel-bent to maintain consistent diameter and smooth exhaust flow throughout the system. This construction ensures maximum strength and resistance to rust and corrosion, even under harsh environmental conditions. The stainless steel muffler is engineered to optimize exhaust scavenging while refining the sound signature to a deep, aggressive tone without excessive drone.

OE-style bayonet hangers and tips secure the system firmly in place, preventing movement and rattling caused by heat expansion or vibration. The use of heavy-duty band clamps and precision flanges guarantees a tight, leak-free connection, preserving performance and reliability over time.

Performance & Sound

By reducing exhaust restrictions, the aFe Mach Force XP system improves horsepower, torque, and throttle response for a more responsive driving experience. The free-flowing muffler design produces a rich, aggressive exhaust note that enhances the muscular character of the 6.4L HEMI engine while minimizing high-frequency noise for comfortable cruising.

Installation & Fitment

This exhaust system is designed for a hassle-free, direct bolt-on installation using all factory mounting locations. It includes all necessary hardware, eliminating the need for cutting, welding, or any modifications. The system fits Crew Cab / Short Bed Ram 2500 Power Wagon models with a 6.4' box and a 149" wheelbase, compatible with both 2WD and 4WD drivetrains.

What's Included

• 4" mandrel-bent 409 stainless steel exhaust tubing
• High-flow stainless steel single-in, single-out muffler
• Single side-exit 6" diameter stainless steel tip (black or polished finish)
• OE-style bayonet hangers and bushings
• Heavy-duty band clamps and high-quality flanges
• All necessary mounting hardware for direct bolt-on installation

Ideal For

The aFe Mach Force XP Exhaust System is perfect for Ram 2500 Power Wagon owners who want to enhance their truck’s performance and sound without sacrificing reliability or requiring complex installation. It suits enthusiasts who demand a durable, high-quality exhaust upgrade that delivers noticeable power gains, a commanding exhaust note, and a custom look with minimal effort.

Emissions Note

This product does not require a CARB Executive Order (EO) number and is designed for use in states without strict emissions regulations.

aFe POWER (Advanced FLOW Engineering) offers dyno-proven intake, filtration, and exhaust upgrades aimed at measurable performance gains. The brand’s lineup is geared toward enthusiasts looking for better airflow, improved sound, and durable materials—from cold air intakes to stainless exhaust systems for street and track applications.